1917282015

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:654

約数の個数: 128

約数和(自身を含む): 3968870400

約数和(自身を除く): 2051588385

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 173, 187, 255, 297, 439, 459, 495, 519, 561, 765, 865, 935, 1317, 1485, 1557, 1683, 1903, 2195, 2295, 2595, 2805, 2941, 3951, 4671, 4829, 5049, 5709, 6585, 7463, 7785, 8415, 8823, 9515, 11853, 14487, 14705, 17127, 19755, 22389, 23355, 24145, 25245, 26469, 28545, 32351, 37315, 43461, 44115, 51381, 59265, 67167, 72435, 75947, 79407, 82093, 85635, 97053, 111945, 130383, 132345, 161755, 201501, 217305, 227841, 246279, 256905, 291159, 335835, 379735, 397035, 410465, 485265, 651915, 683523, 738837, 835417, 873477, 1007505, 1139205, 1231395, 1291099, 1455795, 2050569, 2216511, 2506251, 3417615, 3694185, 3873297, 4177085, 4367385, 6455495, 7518753, 10252845, 11082555, 11619891, 12531255, 14202089, 19366485, 22556259, 34859673, 37593765, 42606267, 58099455, 71010445, 112781295, 127818801, 174298365, 213031335, 383456403, 639094005, 1917282015]

約数ペア:

[(1, 1917282015), (3, 639094005), (5, 383456403), (9, 213031335), (11, 174298365), (15, 127818801), (17, 112781295), (27, 71010445), (33, 58099455), (45, 42606267), (51, 37593765), (55, 34859673), (85, 22556259), (99, 19366485), (135, 14202089), (153, 12531255), (165, 11619891), (173, 11082555), (187, 10252845), (255, 7518753), (297, 6455495), (439, 4367385), (459, 4177085), (495, 3873297), (519, 3694185), (561, 3417615), (765, 2506251), (865, 2216511), (935, 2050569), (1317, 1455795), (1485, 1291099), (1557, 1231395), (1683, 1139205), (1903, 1007505), (2195, 873477), (2295, 835417), (2595, 738837), (2805, 683523), (2941, 651915), (3951, 485265), (4671, 410465), (4829, 397035), (5049, 379735), (5709, 335835), (6585, 291159), (7463, 256905), (7785, 246279), (8415, 227841), (8823, 217305), (9515, 201501), (11853, 161755), (14487, 132345), (14705, 130383), (17127, 111945), (19755, 97053), (22389, 85635), (23355, 82093), (24145, 79407), (25245, 75947), (26469, 72435), (28545, 67167), (32351, 59265), (37315, 51381), (43461, 44115)]